Description
- Locks Flywheel in Place When Removing Harmonic Balancer on 6.6L Duramax Engines with Allison Automatic Transmissions
- Saves time by locking the flywheel at the transmission instead of having to remove the starter for water pump replacement
- Use 36mm 12 point socket with 3/4" square drive to remove harmonic balancer bolt and re-torque on installation
- 36mm 12 point socket can also be used on axle nuts




